Respuesta :

26liujiaying

Answer:

x=-5

Step-by-step explanation:

-3x+25=40

      -25   -25

-3x=15

  /-3    /-3

x=-5

Hope I helped!

dm227

Answer:

x= -5

Step-by-step explanation:

1. Subtract both sides by 25.

  • [tex] - 3x + 25 - 25 = 40 - 25[/tex]

2. Divide both sides by -3

[tex] - 3 x= 15[/tex]

[tex] \frac{ - 3x}{ - 3} = \frac{15}{ - 3} [/tex]

3. Simplify

[tex]x = - 5[/tex]